condition	mean	min	max
3 h after light	2.6789825	1.12125	4.37286
7 h after light	2.3795025	1.25544	3.83354
11 h after light	2.415348	0.919616	4.27577
2 h after dark	2.6939983333333335	1.33563	4.8323
6 h after dark	2.3969185	0.957202	4.13405
10 h after dark	2.4016625	1.32571	3.42826